Last Updated:2025/11/20

Scientists study geomagnetism to understand how Earth's magnetic field has changed over geological time.

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Scientists study geomagnetism to understand how Earth's magnetic field has changed over geological time.

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科学者たちは地磁気を研究して、地球の磁場が地質時代を通じてどのように変化してきたかを理解しようとしています。

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